However, results in atherosclerotic patients who received 25,000 IU retinyl palmitate per day for 4 months showed an increased expression of FOXP3 in phytohemagglutinin-activated cells as compared to both healthy controls and patients receiving placebo (53), supporting the existence of a link between dietary habits, Tregs, and atherosclerosis. The gene discussed is FOXP3; the disease is atherosclerosis.